http://e-repository.perpus.iainsalatiga.ac.id/12050
http://e-repository.perpus.iainsalatiga.ac.id/12105
http://e-repository.perpus.iainsalatiga.ac.id/11657
http://e-repository.perpus.iainsalatiga.ac.id/12882
http://e-repository.perpus.iainsalatiga.ac.id/13007
http://e-repository.perpus.iainsalatiga.ac.id/13380
http://e-repository.perpus.iainsalatiga.ac.id/13762